Merge branch 'master' into otio

2020-09-21 11:34:51 +10:00
parent 7caf6797c8 15ecf755fc
commit ed5731c1c2
35 changed files with 446 additions and 169 deletions
@@ -6,7 +6,7 @@ labels: "Crash, Triage"
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@@ -6,7 +6,7 @@ labels: "Building/Packaging, Triage"
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@@ -6,7 +6,7 @@ labels: "Disk Cache, Triage"
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@@ -6,7 +6,7 @@ labels: "Codec, Triage"
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@@ -6,7 +6,7 @@ labels: "Color Management, Triage"
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@@ -6,7 +6,7 @@ labels: "Timeline/Editing, Triage"
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@@ -6,7 +6,7 @@ labels: "Export, Triage"
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@@ -6,7 +6,7 @@ labels: "Nodes/Compositing, Triage"
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@@ -6,7 +6,7 @@ labels: "Playback, Triage"
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@@ -6,7 +6,7 @@ labels: "Project, Triage"
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@@ -6,7 +6,7 @@ labels: "Renderer, Triage"
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@@ -6,7 +6,7 @@ labels: "User Interface, Triage"
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 **Platform**

@@ -1,39 +1,62 @@
-name: CMake
+name: CI

 on:
  push:
    branches:
      - master

-env:
-  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
-  BUILD_TYPE: RelWithDebInfo
-
 jobs:
-  build:
-    # The CMake configure and build commands are platform agnostic and should work equally
-    # well on Windows or Mac.  You can convert this to a matrix build if you need
-    # cross-platform coverage.
-    # See: https://docs.github.com/en/actions/configuring-and-managing-workflows/configuring-a-workflow#configuring-a-build-matrix
-    runs-on: windows-latest
+  windows:
+    strategy:
+      matrix:
+        build: [1]
+        include:
+          - build: 1
+            build-type: RelWithDebInfo
+            compiler-name: MSVC 16.x
+            os-name: Windows
+            os-arch: x86_64
+            os: windows-latest
+            cmake-gen: Ninja
+            dep-suffix: win.7z
+            extract-tool: 7z x
+          - build: 2
+            build-type: RelWithDebInfo
+            compiler-name: Clang LLVM
+            os-name: macOS
+            os-arch: x86_64
+            os: macos-latest
+            cmake-gen: Unix Makefiles
+            dep-suffix: mac.zip
+            extract-tool: sudo unzip -d /usr/local -o
+    name: |
+      ${{ matrix.os-name }}
+      <${{ matrix.compiler-name }},
+       ${{ matrix.build-type }}>
+    runs-on: ${{ matrix.os }}

    env:
-      PKGNAME: Olive-${GITHUB_SHA:8}-Windows-x86_64
+      DOWNLOAD_TOOL: curl -fLOSs --retry 3

    steps:
-    - name: Set package name
+    - name: Checkout Source Code
+      uses: actions/checkout@v2
+
+    - name: Automatically Generate Package Name
      shell: bash
-      run: echo "::set-env name=PKGNAME::$(echo Olive-${GITHUB_SHA::8}-Windows-x86_64)"
+      env:
+        PLATFORM: ${{ matrix.os-name }}
+        ARCH: ${{ matrix.os-arch }}
+      run: |
+        echo "::set-env name=PKGNAME::$(echo Olive-${GITHUB_SHA::8}-$PLATFORM-$ARCH)"

-    - uses: actions/checkout@v2
+    - name: Create Build Folder
+      run: |
+        cmake -E make_directory ${{ runner.workspace }}/build

-    - name: Create Build Environment
-      # Some projects don't allow in-source building, so create a separate build directory
-      # We'll use this as our working directory for all subsequent commands
-      run: cmake -E make_directory ${{runner.workspace}}/build
-
-    - name: Enable Developer Command Prompt
+    - name: Enable Developer Command Prompt (Windows)
      uses: ilammy/msvc-dev-cmd@v1.3.0
+      if: matrix.os == 'windows-latest'

    - name: Acquire Qt
      uses: jurplel/install-qt-action@v2.8.0
@@ -41,102 +64,183 @@ jobs:
        version: 5.15.1

    - name: Acquire FFmpeg
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/ffmpeg-win.7z && 7z x ffmpeg-win.7z
+      shell: bash
+      env:
+        DEP_SUFFIX: ${{ matrix.dep-suffix }}
+        EXTRACT_TOOL: ${{ matrix.extract-tool }}
+      run: |
+        $DOWNLOAD_TOOL http://olivevideoeditor.org/deps/ffmpeg-$DEP_SUFFIX
+        $EXTRACT_TOOL ffmpeg-$DEP_SUFFIX

    - name: Acquire OpenColorIO
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/ocio-win.7z && 7z x ocio-win.7z
+      shell: bash
+      env:
+        DEP_SUFFIX: ${{ matrix.dep-suffix }}
+        EXTRACT_TOOL: ${{ matrix.extract-tool }}
+      run: |
+        $DOWNLOAD_TOOL http://olivevideoeditor.org/deps/ocio-$DEP_SUFFIX
+        $EXTRACT_TOOL ocio-$DEP_SUFFIX

    - name: Acquire OpenEXR
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/openexr-win.7z && 7z x openexr-win.7z
+      shell: bash
+      env:
+        DEP_SUFFIX: ${{ matrix.dep-suffix }}
+        EXTRACT_TOOL: ${{ matrix.extract-tool }}
+      run: |
+        $DOWNLOAD_TOOL http://olivevideoeditor.org/deps/openexr-$DEP_SUFFIX
+        $EXTRACT_TOOL openexr-$DEP_SUFFIX

    - name: Acquire OpenImageIO
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/oiio-win.7z && 7z x oiio-win.7z
-
-    - name: Acquire libpng
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/libpng-win.7z && 7z x libpng-win.7z
-
-    - name: Acquire libtiff
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/libtiff-win.7z && 7z x libtiff-win.7z
-
-    - name: Acquire turbojpeg
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/turbojpeg-win.7z && 7z x turbojpeg-win.7z
-
-    - name: Acquire zlib
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/zlib-win.7z && 7z x zlib-win.7z
-
-    - name: Acquire Boost
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/boost-win.7z && 7z x boost-win.7z
+      shell: bash
+      env:
+        DEP_SUFFIX: ${{ matrix.dep-suffix }}
+        EXTRACT_TOOL: ${{ matrix.extract-tool }}
+      run: |
+        $DOWNLOAD_TOOL http://olivevideoeditor.org/deps/oiio-$DEP_SUFFIX
+        $EXTRACT_TOOL oiio-$DEP_SUFFIX

    - name: Acquire Crashpad
-      run: curl -fLOSs --retry 3 http://olivevideoeditor.org/deps/crashpad-win.7z && 7z x crashpad-win.7z
+      shell: bash
+      env:
+        DEP_SUFFIX: ${{ matrix.dep-suffix }}
+        EXTRACT_TOOL: ${{ matrix.extract-tool }}
+      run: |
+        $DOWNLOAD_TOOL http://olivevideoeditor.org/deps/crashpad-$DEP_SUFFIX
+        $EXTRACT_TOOL crashpad-$DEP_SUFFIX

    - name: Configure CMake
-      # Use a bash shell so we can use the same syntax for environment variable
-      # access regardless of the host operating system
      shell: bash
-      working-directory: ${{runner.workspace}}/build
-      # Note the current convention is to use the -S and -B options here to specify source
-      # and build directories, but this is only available with CMake 3.13 and higher.
-      # The CMake binaries on the Github Actions machines are (as of this writing) 3.12
-      run: PATH=$GITHUB_WORKSPACE:$PATH cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -G "Ninja"
+      working-directory: ${{ runner.workspace }}/build
+      env:
+        CMAKE_GEN: ${{ matrix.cmake-gen }}
+      run: |
+        PATH=$GITHUB_WORKSPACE:$PATH \
+          cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=${{ matrix.build-type }} -G "$CMAKE_GEN"

    - name: Build
-      working-directory: ${{runner.workspace}}/build
+      working-directory: ${{ runner.workspace }}/build
      shell: bash
-      # Execute the build.  You can specify a specific target with "--target <NAME>"
-      run: cmake --build . --config $BUILD_TYPE
+      run: |
+        cmake --build .

    - name: Test
-      working-directory: ${{runner.workspace}}/build
+      working-directory: ${{ runner.workspace }}/build
      shell: bash
-      # Execute tests defined by the CMake configuration.
-      # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
-      run: ctest -C $BUILD_TYPE
+      run: |
+        ctest -C ${{ matrix.build-type }}

    - name: Create Package
-      working-directory: ${{runner.workspace}}/build
-      shell: cmd
-      run: mkdir olive-editor && copy app\olive-editor.exe olive-editor && copy app\olive-editor.pdb olive-editor && windeployqt olive-editor\olive-editor.exe && copy %GITHUB_WORKSPACE%\bin\*.dll olive-editor && copy %GITHUB_WORKSPACE%\out\Default\crashpad_handler.exe olive-editor
+      working-directory: ${{ runner.workspace }}/build
+      shell: bash
+      env:
+        MATRIX_OS: ${{ matrix.os }}
+      run: |
+        if [ "$MATRIX_OS" == "windows-latest" ]
+        then
+          mkdir olive-editor
+          cp app/olive-editor.exe olive-editor
+          cp app/olive-editor.pdb olive-editor
+          windeployqt olive-editor/olive-editor.exe
+          cp $(cygpath $GITHUB_WORKSPACE)/bin/*.dll olive-editor
+          cp $(cygpath $GITHUB_WORKSPACE)/out/Default/crashpad_handler.exe olive-editor
+        elif [ "$MATRIX_OS" == "macos-latest" ]
+        then
+          export BUNDLE_NAME=Olive.app
+          mv app/$BUNDLE_NAME .
+          macdeployqt $BUNDLE_NAME
+          $DOWNLOAD_TOOL https://github.com/arl/macdeployqtfix/raw/master/macdeployqtfix.py
+          python2 macdeployqtfix.py $BUNDLE_NAME/Contents/MacOS/Olive /usr/local/Cellar/qt5/5.*/
+        fi

-    - name: Deploy Installer
-      working-directory: ${{runner.workspace}}/build
-      shell: cmd
-      run: curl -fLOSs https://download.microsoft.com/download/3/2/2/3224B87F-CFA0-4E70-BDA3-3DE650EFEBA5/vcredist_x64.exe && copy %GITHUB_WORKSPACE%\app\packaging\windows\nsis\* . && copy %GITHUB_WORKSPACE%\LICENSE . && "C:/Program Files (x86)/NSIS/makensis.exe" -V4 -DX64 "-XOutFile %PKGNAME%.exe" olive.nsi
+    - name: Deploy Packages
+      working-directory: ${{ runner.workspace }}/build
+      shell: bash
+      env:
+        MATRIX_OS: ${{ matrix.os }}
+      run: |
+        if [ "$MATRIX_OS" == "windows-latest" ]
+        then
+          # Create Installer Executable
+          curl -fLOSs https://download.microsoft.com/download/3/2/2/3224B87F-CFA0-4E70-BDA3-3DE650EFEBA5/vcredist_x64.exe
+          cp $(cygpath $GITHUB_WORKSPACE)/app/packaging/windows/nsis/* .
+          cp $(cygpath $GITHUB_WORKSPACE)/LICENSE .
+          makensis -V4 -DX64 "-XOutFile $PKGNAME.exe" olive.nsi

-    - name: Deploy Portable
-      working-directory: ${{runner.workspace}}/build
-      shell: cmd
-      run: type NUL > olive-editor\portable && 7z a %PKGNAME%.zip olive-editor
+          # Create Portable ZIP
+          echo -n > olive-editor/portable
+          7z a $PKGNAME.zip olive-editor
+        elif [ "$MATRIX_OS" == "macos-latest" ]
+        then
+          zip -r $PKGNAME.zip Olive.app
+        fi
+
+    - name: Upload Packages to Nightly Page
+      shell: bash
+      working-directory: ${{ runner.workspace }}/build
+      env:
+        GH_AUTH_KEY: ${{ secrets.GH_AUTH_KEY }}
+        MATRIX_OS: ${{ matrix.os }}
+      run: |
+        if [ "$MATRIX_OS" == "windows-latest" ]
+        then
+          curl -X POST \
+            -F file=@$PKGNAME.exe \
+            -F key="$GH_AUTH_KEY" \
+            -F hash="$GITHUB_SHA" \
+            -F time="$(git -C $GITHUB_WORKSPACE show -s --format=%ct)" \
+            -F comment="$(git -C $GITHUB_WORKSPACE show -s --format=%B)" \
+            https://olivevideoeditor.org/dl/push.php
+
+          curl -X POST \
+            -F file=@$PKGNAME.zip \
+            -F key="$GH_AUTH_KEY" \
+            -F hash="$GITHUB_SHA" \
+            -F time="$(git -C $GITHUB_WORKSPACE show -s --format=%ct)" \
+            -F comment="$(git -C $GITHUB_WORKSPACE show -s --format=%B)" \
+            https://olivevideoeditor.org/dl/push.php
+        elif [ "$MATRIX_OS" == "macos-latest" ]
+        then
+          curl -X POST \
+            -F file=@$PKGNAME.zip \
+            -F key="$GH_AUTH_KEY" \
+            -F hash="$GITHUB_SHA" \
+            -F time="$(git -C $GITHUB_WORKSPACE show -s --format=%ct)" \
+            -F comment="$(git -C $GITHUB_WORKSPACE show -s --format=%B)" \
+            https://olivevideoeditor.org/dl/push.php
+        fi
+      if: github.event_name != 'pull_request'
+
+    - name: Upload Installer Artifact to GitHub (Windows)
+      uses: actions/upload-artifact@v2
+      with:
+        name: ${{ env.PKGNAME }}.exe
+        path: ${{ runner.workspace }}/build/${{ env.PKGNAME }}.exe
+      if: matrix.os == 'windows-latest'
+
+    - name: Upload Portable Artifact to GitHub (Windows)
+      uses: actions/upload-artifact@v2
+      with:
+        name: ${{ env.PKGNAME }}.zip
+        path: ${{ runner.workspace }}/build/${{ env.PKGNAME }}.zip
+      if: matrix.os == 'windows-latest'
+
+    - name: Upload Artifact to GitHub (macOS)
+      uses: actions/upload-artifact@v2
+      with:
+        name: ${{ env.PKGNAME }}.zip
+        path: ${{ runner.workspace }}/build/${{ env.PKGNAME }}.zip
+      if: matrix.os == 'macos-latest'

    - name: Export Crashpad Symbols and Upload To Server
-      working-directory: ${{runner.workspace}}/build
-      shell: cmd
-      env:
-        GH_AUTH_KEY: ${{secrets.GH_AUTH_KEY}}
-      run: curl -fLSs --retry 3 https://github.com/google/breakpad/blob/master/src/tools/windows/binaries/dump_syms.exe?raw=true > dump_syms.exe && dump_syms app\olive-editor.pdb > olive-editor.sym && curl -X POST -F symfile=@olive-editor.sym -F key="%GH_AUTH_KEY%" https://olivevideoeditor.org/crashpad/symbols.php
-
-    - name: Upload Installer to Nightly Page
+      working-directory: ${{ runner.workspace }}/build
      shell: bash
-      working-directory: ${{runner.workspace}}/build
      env:
-        GH_AUTH_KEY: ${{secrets.GH_AUTH_KEY}}
-      run: curl -X POST -F file=@$PKGNAME.exe -F key="$GH_AUTH_KEY" -F hash="$GITHUB_SHA" -F time="$(git -C $GITHUB_WORKSPACE show -s --format=%ct)" -F comment="$(git -C $GITHUB_WORKSPACE show -s --format=%B)" https://olivevideoeditor.org/dl/push.php
-
-    - name: Upload Portable to Nightly Page
-      shell: bash
-      working-directory: ${{runner.workspace}}/build
-      env:
-        GH_AUTH_KEY: ${{secrets.GH_AUTH_KEY}}
-      run: curl -X POST -F file=@$PKGNAME.zip -F key="$GH_AUTH_KEY" -F hash="$GITHUB_SHA" -F time="$(git -C $GITHUB_WORKSPACE show -s --format=%ct)" -F comment="$(git -C $GITHUB_WORKSPACE show -s --format=%B)" https://olivevideoeditor.org/dl/push.php
-
-    - name: Upload Installer Artifact
-      uses: actions/upload-artifact@v2
-      with:
-        name: ${{env.PKGNAME}}.exe
-        path: ${{runner.workspace}}/build/${{env.PKGNAME}}.exe
-
-    - name: Upload Portable Artifact
-      uses: actions/upload-artifact@v2
-      with:
-        name: ${{env.PKGNAME}}.zip
-        path: ${{runner.workspace}}/build/${{env.PKGNAME}}.zip
+        GH_AUTH_KEY: ${{ secrets.GH_AUTH_KEY }}
+      run: |
+        curl -fLSs --retry 3 https://github.com/google/breakpad/blob/master/src/tools/windows/binaries/dump_syms.exe?raw=true > dump_syms.exe
+        ./dump_syms app/olive-editor.pdb > olive-editor.sym
+        curl -X POST \
+          -F symfile=@olive-editor.sym \
+          -F key="$GH_AUTH_KEY" \
+          https://olivevideoeditor.org/crashpad/symbols.php
+      if: matrix.os == 'windows-latest'
@@ -37,6 +37,7 @@ void AudioVisualWaveform::OverwriteSamples(SampleBufferPtr samples, int sample_r
 {
  if (!channels_) {
    qWarning() << "Failed to write samples - channel count is zero";
+    return;
  }

  int start_index = time_to_samples(start);
@@ -477,14 +477,19 @@ bool FFmpegDecoder::Probe(Footage *f, const QAtomicInt* cancelled)
    // Retrieve metadata about the media
    avformat_find_stream_info(fmt_ctx, nullptr);

+    QVector<StreamPtr> streams(fmt_ctx->nb_streams);
+
    // Dump it into the Footage object
    for (unsigned int i=0;i<fmt_ctx->nb_streams;i++) {

      AVStream* avstream = fmt_ctx->streams[i];

+      // Find decoder for this stream, if it exists we can proceed
+      AVCodec* decoder = avcodec_find_decoder(avstream->codecpar->codec_id);
+
      StreamPtr str;

-      if (avstream->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
+      if (avstream->codecpar->codec_type == AVMEDIA_TYPE_VIDEO && decoder) {

        bool image_is_still = false;
        rational pixel_aspect_ratio;
@@ -564,7 +569,7 @@ bool FFmpegDecoder::Probe(Footage *f, const QAtomicInt* cancelled)

        str = image_stream;

-      } else if (avstream->codecpar->codec_type == AVMEDIA_TYPE_AUDIO) {
+      } else if (avstream->codecpar->codec_type == AVMEDIA_TYPE_AUDIO && decoder) {

        // Create an audio stream object
        AudioStreamPtr audio_stream = std::make_shared<AudioStream>();
@@ -600,7 +605,7 @@ bool FFmpegDecoder::Probe(Footage *f, const QAtomicInt* cancelled)
          str->set_type(Stream::kAttachment);
          break;
        default:
-          // We should never realistically get here, but we make an "invalid" stream just in case
+          // Fallback to an unknown stream
          str->set_type(Stream::kUnknown);
          break;
        }
@@ -611,11 +616,27 @@ bool FFmpegDecoder::Probe(Footage *f, const QAtomicInt* cancelled)
      str->set_timebase(avstream->time_base);
      str->set_duration(avstream->duration);

-      f->add_stream(str);
+      streams[i] = str;
    }

-    // As long as we can open the container and retrieve information, this was a successful probe
-    result = true;
+    // Check if we could pick up any streams in this file
+    bool found_valid_streams = false;
+
+    foreach (StreamPtr stream, streams) {
+      if (stream->type() != Stream::kUnknown) {
+        found_valid_streams = true;
+        break;
+      }
+    }
+
+    if (found_valid_streams) {
+      // Copy streams over
+      foreach (StreamPtr stream, streams) {
+        f->add_stream(stream);
+      }
+
+      result = true;
+    }
  }

  // Free all memory
@@ -1330,6 +1351,7 @@ void FFmpegDecoderInstance::RemoveFirstFrame()

 FFmpegDecoderInstance::FFmpegDecoderInstance(const char *filename, int stream_index) :
  fmt_ctx_(nullptr),
+  codec_ctx_(nullptr),
  opts_(nullptr),
  scale_ctx_(nullptr),
  scale_divider_(0),
@@ -81,7 +81,11 @@ bool InitializeCrashpad()
  // FIXME: On Linux, probably should put this in a subdir so that it doesn't conflict with
  //        anything else in /usr/bin

+#ifdef Q_OS_WINDOWS
  base::FilePath handler(TO_BASE_STRING_TYPE(QDir(exe_dir).filePath(QStringLiteral("crashpad_handler.exe"))));
+#else
+  base::FilePath handler(TO_BASE_STRING_TYPE(QDir(exe_dir).filePath(QStringLiteral("crashpad_handler"))));
+#endif

  base::FilePath reports_dir(TO_BASE_STRING_TYPE(QDir(OLIVE_NAMESPACE::FileFunctions::GetTempFilePath()).filePath("reports")));

@@ -51,6 +51,7 @@
 #include "render/pixelformat.h"
 #include "render/shaderinfo.h"
 #include "task/project/import/import.h"
+#include "task/project/import/importerrordialog.h"
 #include "task/project/load/load.h"
 #include "task/project/save/save.h"
 #include "task/taskmanager.h"
@@ -473,7 +474,14 @@ void Core::AddOpenProjectFromTask(Task *task)

 void Core::ImportTaskComplete(Task* task)
 {
-  QUndoCommand *command = static_cast<ProjectImportTask*>(task)->GetCommand();
+  ProjectImportTask* import_task = static_cast<ProjectImportTask*>(task);
+
+  QUndoCommand *command = import_task->GetCommand();
+
+  if (import_task->HasInvalidFiles()) {
+    ProjectImportErrorDialog d(import_task->GetInvalidFiles(), main_window_);
+    d.exec();
+  }

  undo_stack_.pushIfHasChildren(command);
 }
@@ -248,8 +248,8 @@ NodeValueTable MathNodeBase::ValueInternal(NodeValueDatabase &value, Operation o

    SampleBufferPtr mixed_samples = SampleBuffer::CreateAllocated(samples_a->audio_params(), max_samples);

-    // Mix samples that are in both buffers
    for (int i=0;i<mixed_samples->audio_params().channel_count();i++) {
+      // Mix samples that are in both buffers
      for (int j=0;j<min_samples;j++) {
        mixed_samples->data()[i][j] = PerformAll<float, float>(operation, samples_a->data()[i][j], samples_b->data()[i][j]);
      }
@@ -259,9 +259,11 @@ NodeValueTable MathNodeBase::ValueInternal(NodeValueDatabase &value, Operation o
      // Fill in remainder space with 0s
      int remainder = max_samples - min_samples;

+      SampleBufferPtr larger_buffer = (max_samples == samples_a->sample_count()) ? samples_a : samples_b;
+
      for (int i=0;i<mixed_samples->audio_params().channel_count();i++) {
-        memset(mixed_samples->data()[i] + min_samples * sizeof(float),
-               0,
+        memcpy(&mixed_samples->data()[i][min_samples],
+               &larger_buffer->data()[i][min_samples],
               remainder * sizeof(float));
      }
    }
@@ -268,6 +268,10 @@ void Sequence::set_parameters_from_footage(const QList<Footage *> footage)

  foreach (Footage* f, footage) {
    foreach (StreamPtr s, f->streams()) {
+      if (!s->enabled()) {
+        continue;
+      }
+
      switch (s->type()) {
      case Stream::kVideo:
      {
@@ -375,13 +375,6 @@ void RenderBackend::RunNextJob()
    return;
  }

-  // Check if params are valid
-  if (!video_params_.is_valid()
-      || !audio_params_.is_valid()) {
-    qDebug() << "Failed to run job, parameters are invalid";
-    return;
-  }
-
  // If we have a value update queued, check if all workers are available and proceed from there
  if (autocache_enabled_ && !graph_update_queue_.isEmpty()) {
    bool all_workers_available = true;
@@ -449,6 +442,8 @@ void RenderBackend::RunNextJob()

      switch (ticket->GetType()) {
      case RenderTicket::kTypeHash:
+        Q_ASSERT(video_params_.is_valid());
+
        QtConcurrent::run(&thread_pool_,
                          worker,
                          &RenderWorker::Hash,
@@ -458,6 +453,8 @@ void RenderBackend::RunNextJob()
        break;
      case RenderTicket::kTypeVideo:
      {
+        Q_ASSERT(video_params_.is_valid());
+
        rational frame = ticket->GetTime().value<rational>();

        QtConcurrent::run(&thread_pool_,
@@ -474,6 +471,8 @@ void RenderBackend::RunNextJob()
        break;
      }
      case RenderTicket::kTypeAudio:
+        Q_ASSERT(audio_params_.is_valid());
+
        QtConcurrent::run(&thread_pool_,
                          worker,
                          &RenderWorker::RenderAudio,
@@ -126,7 +126,7 @@ void RenderWorker::RenderFrame(RenderTicketPtr ticket, ViewerOutput* viewer, con
  FramePtr frame = Frame::Create();
  frame->set_timestamp(time);

-  if (video_force_download_resolution_ || texture.isNull()) {
+  if (video_force_download_resolution_) {
    // If we're setting the resolution ourselves or we're zeroing it out, allocate the frame now
    frame->set_video_params(VideoParams(video_params_.width(),
                                        video_params_.height(),
@@ -18,5 +18,7 @@ set(OLIVE_SOURCES
  ${OLIVE_SOURCES}
  task/project/import/import.h
  task/project/import/import.cpp
+  task/project/import/importerrordialog.h
+  task/project/import/importerrordialog.cpp
  PARENT_SCOPE
 )
@@ -122,7 +122,10 @@ void ProjectImportTask::Import(Folder *folder, const QFileInfoList &import, int

      f->set_project(nullptr);

-      if (f->status() != Footage::kInvalid) {
+      if (f->status() == Footage::kInvalid) {
+        // Add to list so we can tell the user about it later
+        invalid_files_.append(file_info.absoluteFilePath());
+      } else {
        // Create undoable command that adds the items to the model
        new ProjectViewModel::AddItemCommand(model_,
                                             folder,
@@ -132,7 +135,7 @@ void ProjectImportTask::Import(Folder *folder, const QFileInfoList &import, int

      counter++;

-      emit ProgressChanged((counter * 100) / file_count_);
+      emit ProgressChanged(static_cast<double>(counter) / static_cast<double>(file_count_));

    }
  }
@@ -42,6 +42,16 @@ public:
    return command_;
  }

+  const QStringList& GetInvalidFiles() const
+  {
+    return invalid_files_;
+  }
+
+  bool HasInvalidFiles() const
+  {
+    return !invalid_files_.isEmpty();
+  }
+
 protected:
  virtual bool Run() override;

@@ -58,6 +68,8 @@ private:

  int file_count_;

+  QStringList invalid_files_;
+
 };

 OLIVE_NAMESPACE_EXIT
@@ -0,0 +1,53 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#include "importerrordialog.h"
+
+#include <QDialogButtonBox>
+#include <QLabel>
+#include <QListWidget>
+#include <QVBoxLayout>
+
+OLIVE_NAMESPACE_ENTER
+
+ProjectImportErrorDialog::ProjectImportErrorDialog(const QStringList& filenames, QWidget* parent) :
+  QDialog(parent)
+{
+  QVBoxLayout* layout = new QVBoxLayout(this);
+
+  setWindowTitle(tr("Import Error"));
+
+  layout->addWidget(new QLabel(tr("The following files failed to import. Olive likely does not "
+                                  "support their formats.")));
+
+  QListWidget* list_widget = new QListWidget();
+  foreach (const QString& s, filenames) {
+    list_widget->addItem(s);
+  }
+  layout->addWidget(list_widget);
+
+  QDialogButtonBox* buttons = new QDialogButtonBox();
+  buttons->setStandardButtons(QDialogButtonBox::Ok);
+  buttons->setCenterButtons(true);
+  connect(buttons, &QDialogButtonBox::accepted, this, &ProjectImportErrorDialog::accept);
+  layout->addWidget(buttons);
+}
+
+OLIVE_NAMESPACE_EXIT
@@ -0,0 +1,40 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#ifndef PROJECTIMPORTERRORDIALOG_H
+#define PROJECTIMPORTERRORDIALOG_H
+
+#include <QDialog>
+
+#include "common/define.h"
+
+OLIVE_NAMESPACE_ENTER
+
+class ProjectImportErrorDialog : public QDialog
+{
+  Q_OBJECT
+public:
+  ProjectImportErrorDialog(const QStringList& filenames, QWidget* parent = nullptr);
+
+};
+
+OLIVE_NAMESPACE_EXIT
+
+#endif // PROJECTIMPORTERRORDIALOG_H
@@ -51,10 +51,12 @@ SliderLabel::SliderLabel(QWidget *parent) :

 void SliderLabel::mousePressEvent(QMouseEvent *e)
 {
-  if (e->modifiers() & Qt::AltModifier) {
-    emit RequestReset();
-  } else {
-    emit LabelPressed();
+  if (e->button() == Qt::LeftButton) {
+    if (e->modifiers() & Qt::AltModifier) {
+      emit RequestReset();
+    } else {
+      emit LabelPressed();
+    }
  }
 }

@@ -103,9 +103,7 @@ void SliderLadder::mouseReleaseEvent(QMouseEvent *event)
 {
  Q_UNUSED(event)

-  drag_timer_.stop();
-
-  emit Released();
+  this->close();
 }

 void SliderLadder::showEvent(QShowEvent *event)
@@ -115,6 +113,15 @@ void SliderLadder::showEvent(QShowEvent *event)
  drag_timer_.start();
 }

+void SliderLadder::closeEvent(QCloseEvent *event)
+{
+  Q_UNUSED(event)
+
+  drag_timer_.stop();
+
+  emit Released();
+}
+
 void SliderLadder::TimerUpdate()
 {
  int32_t x_mvmt, y_mvmt;
@@ -75,6 +75,8 @@ protected:

  virtual void showEvent(QShowEvent *event) override;

+  virtual void closeEvent(QCloseEvent* event) override;
+
 signals:
  void DraggedByValue(int value, double multiplier);

@@ -46,6 +46,7 @@ TimelineView::TimelineView(Qt::Alignment vertical_alignment, QWidget *parent) :
  setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
  setBackgroundRole(QPalette::Window);
  setContextMenuPolicy(Qt::CustomContextMenu);
+  setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
  viewport()->setMouseTracking(true);
 }

@@ -33,8 +33,10 @@ FootageViewerWidget::FootageViewerWidget(QWidget *parent) :
  footage_(nullptr)
 {
  video_node_ = new VideoInput();
+  sequence_.AddNode(video_node_);
+
  audio_node_ = new AudioInput();
-  viewer_node_ = new ViewerOutput();
+  sequence_.AddNode(audio_node_);

  connect(display_widget(), &ViewerDisplayWidget::DragStarted, this, &FootageViewerWidget::StartFootageDrag);

@@ -55,17 +57,29 @@ void FootageViewerWidget::SetFootage(Footage *footage)

    ConnectViewerNode(nullptr);

-    NodeParam::DisconnectEdge(video_node_->output(), viewer_node_->texture_input());
-    NodeParam::DisconnectEdge(audio_node_->output(), viewer_node_->samples_input());
+    NodeParam::DisconnectEdge(video_node_->output(), sequence_.viewer_output()->texture_input());
+    NodeParam::DisconnectEdge(audio_node_->output(), sequence_.viewer_output()->samples_input());
  }

  footage_ = footage;

  if (footage_) {
+    // Update sequence media name
+    sequence_.viewer_output()->set_media_name(footage_->name());
+
+    // Reset parameters and then attempt to set from footage
+    sequence_.set_default_parameters();
+    sequence_.set_parameters_from_footage({footage_});
+
+    // Use first of each stream
    VideoStreamPtr video_stream = nullptr;
    AudioStreamPtr audio_stream = nullptr;

    foreach (StreamPtr s, footage_->streams()) {
+      if (!s->enabled()) {
+        continue;
+      }
+
      if (!audio_stream && s->type() == Stream::kAudio) {
        audio_stream = std::static_pointer_cast<AudioStream>(s);
      }
@@ -80,42 +94,17 @@ void FootageViewerWidget::SetFootage(Footage *footage)
      }
    }

-    viewer_node_->set_media_name(footage_->name());
-
    if (video_stream) {
      video_node_->SetFootage(video_stream);
-      viewer_node_->set_video_params(VideoParams(video_stream->width(),
-                                                 video_stream->height(),
-                                                 video_stream->frame_rate().flipped(),
-                                                 static_cast<PixelFormat::Format>(Config::Current()["DefaultSequencePreviewFormat"].toInt()),
-                                                 video_stream->pixel_aspect_ratio(),
-                                                 video_stream->interlacing(),
-                                                 VideoParams::generate_auto_divider(video_stream->width(), video_stream->height())));
-      NodeParam::ConnectEdge(video_node_->output(), viewer_node_->texture_input());
-    } else {
-      int width = Config::Current()["DefaultSequenceWidth"].toInt();
-      int height = Config::Current()["DefaultSequenceHeight"].toInt();
-
-      viewer_node_->set_video_params(VideoParams(width,
-                                                 height,
-                                                 Config::Current()["DefaultSequenceFrameRate"].value<rational>(),
-                                                 static_cast<PixelFormat::Format>(Config::Current()["DefaultSequencePreviewFormat"].toInt()),
-                                                 Config::Current()["DefaultSequencePixelAspect"].value<rational>(),
-                                                 Config::Current()["DefaultSequenceInterlacing"].value<VideoParams::Interlacing>(),
-                                                 VideoParams::generate_auto_divider(width, height)));
+      NodeParam::ConnectEdge(video_node_->output(), sequence_.viewer_output()->texture_input());
    }

    if (audio_stream) {
      audio_node_->SetFootage(audio_stream);
-      viewer_node_->set_audio_params(AudioParams(audio_stream->sample_rate(), audio_stream->channel_layout(), SampleFormat::kInternalFormat));
-      NodeParam::ConnectEdge(audio_node_->output(), viewer_node_->samples_input());
-    } else {
-      viewer_node_->set_audio_params(AudioParams(Config::Current()["DefaultSequenceAudioFrequency"].toInt(),
-                                     Config::Current()["DefaultSequenceAudioLayout"].toULongLong(),
-                                     SampleFormat::kInternalFormat));
+      NodeParam::ConnectEdge(audio_node_->output(), sequence_.viewer_output()->samples_input());
    }

-    ConnectViewerNode(viewer_node_, footage_->project()->color_manager());
+    ConnectViewerNode(sequence_.viewer_output(), footage_->project()->color_manager());

    SetTimestamp(cached_timestamps_.value(footage_, 0));
  }
@@ -47,12 +47,12 @@ private:

  Footage* footage_;

+  Sequence sequence_;
+
  VideoInput* video_node_;

  AudioInput* audio_node_;

-  ViewerOutput* viewer_node_;
-
  QHash<Footage*, int64_t> cached_timestamps_;

 private slots:
@@ -566,7 +566,9 @@ QString ViewerWidget::GetCachedFilenameFromTime(const rational &time)

 bool ViewerWidget::FrameExistsAtTime(const rational &time)
 {
-  return GetConnectedNode() && time >= 0 && time < GetConnectedNode()->video_frame_cache()->GetLength();
+  return GetConnectedNode()
+      && ((time >= 0 && time < GetConnectedNode()->video_frame_cache()->GetLength())
+          || GetConnectedNode()->video_frame_cache()->GetLength().isNull());
 }

 void ViewerWidget::SetDisplayImage(FramePtr frame, bool main_only)
@@ -99,7 +99,11 @@ void ViewerDisplayWidget::SetSignalCursorColorEnabled(bool e)

 void ViewerDisplayWidget::SetImage(FramePtr in_buffer)
 {
-  last_loaded_buffer_ = in_buffer;
+  if (in_buffer && in_buffer->is_allocated()) {
+    last_loaded_buffer_ = in_buffer;
+  } else {
+    last_loaded_buffer_ = nullptr;
+  }

  if (last_loaded_buffer_) {
    makeCurrent();
@@ -349,6 +349,22 @@ void MainWindow::ProjectClose(Project *p)
      CloseSequence(seq);
    }
  }
+
+  // Close any open footage in footage viewer
+  QList<ItemPtr> footage = p->get_items_of_type(Item::kFootage);
+  QList<Footage*> footage_in_viewer = footage_viewer_panel_->GetSelectedFootage();
+
+  if (!footage_in_viewer.isEmpty()) {
+    // FootageViewer only has the one footage item
+    Footage* f = footage_in_viewer.first();
+
+    foreach (ItemPtr i, footage) {
+      if (f == i.get()) {
+        footage_viewer_panel_->SetFootage(nullptr);
+        break;
+      }
+    }
+  }
 }

 void MainWindow::SetApplicationProgressStatus(ProgressStatus status)